CN101635889B - Ultrashort wave radio station with mobile phone function and method for realizing short message service thereof - Google Patents
Ultrashort wave radio station with mobile phone function and method for realizing short message service thereof Download PDFInfo
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- CN101635889B CN101635889B CN2009100417926A CN200910041792A CN101635889B CN 101635889 B CN101635889 B CN 101635889B CN 2009100417926 A CN2009100417926 A CN 2009100417926A CN 200910041792 A CN200910041792 A CN 200910041792A CN 101635889 B CN101635889 B CN 101635889B
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Abstract
The invention relates to an ultrashort wave radio station with mobile phone function and a method for realizing a short message service thereof. The radio station comprises a man-machine interface module, a main control module, an ultrashort wave radio station digital signal processing module, an ultrashort wave radio station analog signal processing module and a mobile phone module connected with the main control module, which are connected in proper sequence, wherein, the main control module is used for processing signals from the man-machine interface module, the handset module and the ultrashort wave radio station digital signal processing module, is used for carrying out multi-hop forwarding on a data service in an ultrashort wave radio station network and is also used for carrying out single hop forwarding on a speech service in a telephone network. An ultrashort wave channel part and a handset channel part of the invention are completely independent and are capable of transmitting and receiving simultaneously, and therefore, the ultrashort wave radio station can be simultaneously accessed to the ultrashort wave radio station network and a mobile phone communication network; and the main control module can provide a forwarding function of the data as well as speech service and serves as a data and speech gateway between the two networks.
Description
Technical field
The present invention relates to wireless communication field, particularly moving communicating field and ultrashort wave radio set field.
Background technology
It is strong that mobile communication technology, especially CDMA technology have an antijamming capability, the transmission rate advantages of higher.The national defence CDMA mobile communication system is relied on telecommunications CDMA public network, and through building specific function control centre, the motor driven GSM can provide emergency mobile communication to cover in specific condition, special region.
Ultrashort wave radio set is compared with short-wave radio set, has advantages such as communication band is wide, capacity big, signal stabilization, is the widely used main equipment of near radio telecommunication.
Mobile phone is accessing mobile communication network easily, so that communicate with other terminal equipment.For example the CDMA mobile phone can insert the special-purpose cdma mobile communication net of telecommunications CDMA public network or national defence CDMA net and other easily.But the place in no cdma mobile communication base station, when perhaps the cdma mobile communication base station receives serious damage owing to reasons such as natural calamities, the CDMA mobile phone can't communicate with other terminal equipment.Ultrashort wave radio set can not rely on infrastructure, sets up wireless Ad Hoc network voluntarily, but lacks and extraneous channel of linking up, and can only carry out the Small Extension Node. Communications in the net of radio station.Also occurring in the prior art can be simultaneously at the equipment of mobile radio communication and the work of ultrashort wave radio set net, and the intercommunication between two nets is the ten minutes difficulty also.
Summary of the invention
For the shortcoming and deficiency that overcomes prior art; The object of the present invention is to provide ultrashort wave radio set to realize the method for short message service with cell-phone function; On the basis of the volume and weight that does not significantly change ultrashort wave radio set, utilize original Man Machine Interface of ultrashort wave radio set and electric power system, integrated mobile module; Make it become the equipment of ability while, and can serve as the gateway device between two nets in mobile radio communication and the work of ultrashort wave radio set net.
The objective of the invention is to realize through following technical scheme: the ultrashort wave radio set with cell-phone function is realized the method for short message service; Said ultrashort wave radio set with cell-phone function comprises power module that is used to supply power and Man Machine Interface module, master control module, ultrashort wave radio set digital signal processing module, the ultrashort wave radio set analog module that connects successively, also comprises the mobile module that is connected with the master control module; Said master control module is used to handle the signal from Man Machine Interface module, mobile module and ultrashort wave radio set digital signal processing module; And be used for the data business is carried out the multi-hop forwarding in the ultrashort wave radio set net; Also being used for the voice business carries out a redirect and sends out in telephone network; May further comprise the steps: step 1, at first each radio station node carries out synchronous network, sets up Ad Hoc network, and the data slot mean allocation is given each radio station node; Step 2, when SMS is sent in the radio station request, can receive mobile phone signal if the radio station is current, directly send through mobile module; Can't receive mobile phone signal if the radio station is current; Then transmit through the gateway radio station; When the target radio station receives SMS from ultrashort wave radio set digital signal processing module or mobile module, then be sent to the output of Man Machine Interface module, and transmission is replied to the respective gateway radio station; If a certain radio station of step 3 receives SMS through the ultrashort wave radio set digital signal processing module, but destination address be not this radio station then according to the routed path in the DSR message, message is mail to next radio station node; If a certain radio station receives the gateway bulletin from the ultrashort wave radio set digital signal processing module, but destination node is not this radio station, then upgrades table of gateway information, according to the routed path in the DSR message, the next node whether decision E-Packets and E-Packet; If receiving SMS and indicate by this radio station from the ultrashort wave radio set digital signal processing module, a certain radio station of step 4 sends to mobile communications network; After then from the DSR message, obtaining the SMS of need sending and adding target radio station physical address; Send to mobile module, send failure, then send negative response to SMS transmit leg radio station if mobile module returns; Send successfully if mobile module returns, then send affirmative acknowledgement to SMS transmit leg radio station; If a certain radio station receives short message from the CDMA mobile module, and indicate by this radio station and send to another radio station in the Ad Hoc network, then SMS is forwarded to the target radio station through Ad Hoc network.
Preferably; The concrete steps of transmitting through the gateway radio station in the step 2 are: step 21, at first search the gateway radio station through searching table of gateway information; As there being the radio station node can serve as the gateway radio station between Ad Hoc network and the mobile radio communication in the table of gateway information; The SMS that then will send is encapsulated in the ultrashort wave radio set message, mails to the gateway radio station; As there not being the gateway radio station in the table of gateway information, then the whole network broadcast gateway request is replied if obtain gateway, then short message is mail to gateway node, upgrades table of gateway information simultaneously, replys and then notifies the user mobile phone short message to send failure as not obtaining gateway; After mobile phone short message in step 22, the step 21 sends, start the timer wait acknowledge, wherein the wait acknowledge time is calculated by current Ad Hoc network topology structure and time slot allocation situation and obtains; After wait for finishing, as do not receive that the gateway radio station replys, at first start route requests, obtain to resend SMS after the new route according to the DSR agreement; As retransmit three times, do not receive yet and reply that notice user mobile phone short message sends failure; As wait for the negative response of receiving the gateway radio station before the end, then the gateway radio station is sought in the request of the whole network broadcast gateway again; As wait for the affirmative acknowledgement of receiving the gateway radio station before the end, then notify the user mobile phone short message to send successfully.
Preferably; Concrete steps through Ad Hoc forwarded SMS in the step 4 are: if a certain radio station of step 41 receives SMS from mobile module; And wherein contained target radio station physical address is not this machine physical address, then searches the ARP table through target radio station physical address and obtains corresponding IP address, according to the DSR agreement SMS is encapsulated in then and sends to the target radio station in the DSR message; As not having respective record in the ARP table, abandon SMS; After SMS in step 42, the step 41 is sent, start the timer wait acknowledge, wherein the wait acknowledge time is calculated by current Ad Hoc network topology structure and time slot allocation situation and obtains; After wait for finishing, as do not receive that the target radio station replys, at first start route requests, resend SMS then according to the DSR agreement.
Principle of the present invention is: Man Machine Interface module, mobile module and ultrashort wave radio set digital signal processing module all receive the master control module controls, and to master control module reporting information.Ultrashort wave radio set digital signal processing module and ultrashort wave radio set analog module constitute the ultrashort wave channel strip jointly.The preferred CDMA mobile module of mobile module and comprise complete digital baseband processor, analogue baseband processors and corresponding radio-frequency module independently constitutes CDMA mobile phone channel strip.Ultrashort wave channel strip and CDMA mobile phone channel strip are independent fully, and both can launch or receive simultaneously.Therefore; The present invention can insert the ultrashort wave radio set net simultaneously; Mobile radio communication (like telecommunications CDMA public network or the special-purpose CDMA net of national defence CDMA mobile communication system and other governments); Receive the speech and the data service of ultrashort wave radio set net and mobile radio communication simultaneously, select one of two nets to carry out voice call and transfer of data arbitrarily.
The master control module can be transmitted service for data service (being Ad Hoc network) in the ultrashort wave radio set net provides the Ad Hoc data service multi-hop of band gateway function.Mail to outside information, the master control module can be sought the node of access mobile communication net automatically, and the information that needs is sent to mobile radio communication is forwarded to access node through the radio station net, mails to mobile radio communication by access node again.The information that receives from the outside, after access node agency reception, its master control module will mail to real purpose node to information through the ultrashort wave radio set net automatically.Ultrashort wave radio set with cell-phone function just can be bound up the data service of ultrashort wave radio set net and mobile radio communication, is implemented in the local receiving/sending mobile-phone short messages of no mobile radio communication signal, and uses various data services.In addition, master control module can also be sent out function for voice service provides a redirect in telephone network.After carrying out the link setup operation, the ultrashort wave radio set with cell-phone function can let the interior ultrashort wave radio set node of a jumping scope converse with the user of telephone network as voice gateway.
Compared with prior art; The present invention has following advantage and beneficial effect: through increasing mobile module (like the CDMA mobile module) at ultrashort wave radio set; Let it carry out intercommunication through the ultrashort wave radio set channel, insert public telephone network easily in the place that mobile phone signal is arranged in the place of no mobile phone signal.Simultaneously, through increasing voice service and data service forwarding capability, make the ultrashort wave radio set net can insert public telephone network.Thereby can utilize the existing Ad Hoc of ultrashort wave radio set net, through several the gateway nodes with ultrashort wave radio set of cell-phone function as the relaying forwarding, business such as SMS are used in the place that is implemented in no mobile phone signal.In addition, the break-make of two supply accesses of power module can independently be controlled, so the user can select to close separately CDMA mobile phone channel or ultrashort wave radio set channel.Because the present invention uses powered battery, and can bear mobilely, can get into ungetable mountain area or road damage serious area, offer the Ad Hoc network that can insert public telephone network fast, use SMS, business such as speech.The present invention is applicable to that in rescue and relief work occasions such as anti-terrorism peacekeeping provide the emergency communication guarantee.
Description of drawings
Fig. 1 is that the module of ultrashort wave radio set of the present invention is formed sketch map;
Fig. 2 is the master control modular structure sketch map of Fig. 1;
Fig. 3 is the Ad hoc planar network structural representation of band gateway function of the present invention;
Fig. 4 is a SMS service-user end Broadcasting Station Short Message process of transmitting;
Fig. 5 is that the gateway radio station receives and transmit the short message process from the CDMA mobile module.
Embodiment
Below in conjunction with accompanying drawing, be example with the CDMA mobile module, the present invention is further described, but execution mode of the present invention is not limited thereto.
The present invention is the ultrashort wave radio set with cell-phone function, and is as shown in Figure 1, and it comprises with lower module:
(1) Man Machine Interface module.This module receives from the control command of outside and data, voice service, and it is mail to the master control module; Also receive state information that the master control module reports simultaneously and the state information that is received is shown, receive speech that the master control module reports and data service and speech that is received and data service are sent to the outside.
(2) master control module.This module is carried out the change of part interface and software upgrading and is realized on the master control module of original ultrashort wave radio set.As shown in Figure 2; Master control module of the present invention comprises interconnective kernel module, plate level support package (BSP; Board Support Packet) module, and the control interface module that is connected with kernel module, data interface module, channel AM access module, routing module, gateway module, handset port module, radio interface module.Wherein, the BSP module has been accomplished many-sided work such as hardware initialization as the interface between operating system and the hardware environment.Kernel module comprises operating system and self-defining public variable and function, for each software function module provides unified interaction platform.The control interface module receives the control command of Man Machine Interface module, and reports the radio station state to the Man Machine Interface module.Data interface module receives the data from the Man Machine Interface module, is sent to handset port module or routing module according to current radio station state, and receives the data that other module need report, and is sent to the Man Machine Interface module and exports.Channel AM access module selects to insert the opportunity of radio station channel, avoids collision.Routing module is realized the DSR Routing Protocol, realizes selection, maintenance and the renewal of route.Gateway module is realized selection, maintenance and the renewal of gateway.Handset port module and radio interface module are the software interface of master control module and CDMA mobile module and ultrashort wave radio set digital signal processing module, and control command and data are sent to this two modules according to interface protocol.
The master control module receives from the control command of outside and data, voice service from the Man Machine Interface module; And analyze these orders and business; Send concrete control command according to order request to CDMA mobile module and ultrashort wave radio set digital signal processing module then, data, voice service are sent to CDMA mobile module or ultrashort wave radio set digital signal processing module.Simultaneously; The master control module is from CDMA mobile module and ultrashort wave radio set digital signal processing module receiving status information and data, speech; Data and speech are judged; The speech and the data that will belong to this machine are sent to the Man Machine Interface module, and speech and data that needs are transmitted are transmitted.
(3) ultrashort wave radio set digital signal processing module.This module receives the master control module controls, receives data and voice service that the master control module issues, handles the back and produces intermediate-freuqncy signal, and said intermediate-freuqncy signal is sent to ultrashort wave radio set analog module.The intermediate-freuqncy signal of simultaneously ultrashort wave radio set analog module being brought is handled, and extracts data and speech information, is sent to the master control module.The ultrashort wave radio set digital signal processing module reports various state informations and ultrashort wave radio set analog module is carried out corresponding control toward the master control module according to demand.
(4) ultrashort wave radio set analog module.This module is controlled by the ultrashort wave radio set digital signal processing module.The intermediate-freuqncy signal that the ultrashort wave radio set digital signal processing module is produced converts radiofrequency signal into and launches; Received RF signal simultaneously, convert intermediate-freuqncy signal into after, be sent to the ultrashort wave radio set digital signal processing module and handle.
(5) CDMA mobile module.This module receives the master control module controls, reports self correlation behavior information simultaneously.This module receives data and the voice service that the master control module issues, and it is mail to the CDMA cellular base station; Receive data and voice service that the CDMA cellular base station issues simultaneously, it is mail to the master control module.
Wherein, ultrashort wave radio set digital signal processing module and ultrashort wave radio set analog module constitute the ultrashort wave channel strip jointly.The CDMA mobile module comprises complete digital baseband processor, analogue baseband processors and corresponding radio-frequency module, and the CDMA mobile module independently constitutes CDMA mobile phone channel strip.Ultrashort wave radio set channel and CDMA mobile phone channel and user's mutual unification is realized by said Man Machine Interface module.
(6) power module.This module uses two supply accesses respectively to ultrashort wave radio set channel strip and the power supply of CDMA mobile phone channel strip.Article two, the break-make of supply access can independently be controlled, so the user can select to close separately CDMA mobile phone channel strip or ultrashort wave radio set channel strip.
Because CDMA mobile module and ultrashort wave radio set digital signal processing module all receive the master control module controls; Its speech, data service are all direct and the master control module is mutual; The master control module can select suitable channel to call out and answer according to the information of user in the input of Man Machine Interface module.Simultaneously, the destination address that the master control module can judgment data is transmitted the data that needs are transmitted through suitable channel.Behind Man Machine Interface module input speech link setup command, the master control module can be set up the speech exchange link between CDMA mobile module and ultrashort wave radio set digital signal processing module, realizes speech link setup function.
CDMA mobile module in the radio station and ultrashort wave radio set digital signal processing module all receive the master control module controls and to master control module reporting information; Its speech, data service are all direct and the master control module is mutual; Therefore, can realize that ultrashort wave radio set and CDMA mobile phone use same screen and same set of button to show and control.In the power module, use DC-DC voltage transitions chip, the required voltage of CDMA mobile module that just can swap out from the battery transfer of ultrashort wave radio set, thus entire equipment only needs a powered battery.Through the control signal of master control module, can control the on off state of CDMA mobile module and ultrashort wave radio set channel easily, therefore can select to close separately CDMA mobile phone channel or ultrashort wave radio set channel according to user's input.
Ultrashort wave radio set with cell-phone function of the present invention can be formed Ad Hoc network as shown in Figure 3.When short message is sent in the radio station in the Ad Hoc network, can select the destination address of short message,, will send through the ultrashort wave radio set channel according to Ad Hoc procotol if destination address is the radio station on-net location.If destination address is a phone number, and this moment, the CDMA cell phone network can be used, and will directly send through CDMA mobile phone channel.If destination address is a phone number, and this moment, this equipment did not insert the CDMA cell phone network, and whether equipment will send gateway requests through the ultrashort wave radio set channel automatically, have equipment can insert the CDMA cell phone network in the net of inquiry radio station.After miscellaneous equipment is received gateway requests, check self CDMA cell phone network signal, if can insert the CDMA cellular network, send gateway through the ultrashort wave radio set channel and reply.After this radio station receives that gateway is replied,, select best gateway node (an other backpack ultrashort wave radio set), SMS is encapsulated in the ultrashort wave radio set message, mail to gateway node with CDMA cell-phone function according to link-quality and jumping figure.After gateway node is received this message, take out the SMS content, add the mac address (being physical address) of former sending station, be forwarded to the base station.During cellphone subscriber's answer short message, also need be in the mac address that begins most to locate the adding purpose radio station of note.After gateway node receives the SMS of cdma base station transmission; As finding is the note that has radio station mac address format; To take out short message content, add the transmit leg phone number at the note head then, according to Ad Hoc procotol; Send through the ultrashort wave radio set channel, finally send to the purpose radio station.The present invention realizes the method for short message service, specifically may further comprise the steps:
Step 1, at first the master control module controls ultrashort wave radio set channel strip of each radio station node carries out synchronous network, sets up Ad Hoc network, and the data slot mean allocation is given each radio station node; Mobile module reports the master control module from the networking of line search base station signal and with the networking result simultaneously.
Wherein, the Routing Protocol in the Ad Hoc network adopts DSR (DSR) agreement.Each radio station node is all in local independent maintenance ARP table separately, route information table and table of gateway information.Wherein the ARP table is for be provided with in advance, and route information table safeguards that according to the DSR agreement table of gateway information is safeguarded by gateway requests and gateway notice information.
After ultrashort wave radio set added two networks, the user can import speech or data through the Man Machine Interface module, and selects a certain network to send.Can only get into a network like current ultrashort wave radio set, the speech and the data of user's input are directly sent by available network.The user can select a certain network to carry out speech monitoring and conversation, and the Man Machine Interface module will show the voice call situation of each network, and the user can be switched the current talking channel as required.If the data that ultrashort wave radio set is received belong to this radio station, will import in the Man Machine Interface module, and indicate the source.
Each radio station is in communication process; According to each radio station topology location as shown in Figure 3 and the task of in realizing the SMS business procedure, bearing; Radio station node in the Ad Hoc network can be divided into SMS service-user end radio station; The professional transposer station of SMS, three types in gateway radio station.If the user selects certain radio station to send and receive the SMS business, then this radio station is SMS service-user end radio station, at this moment, forwards step 2 to; If certain radio station receives the SMS business through the ultrashort wave radio set digital signal processing module, but destination address is not this radio station, and then this radio station is the professional transposer station of SMS, at this moment, forwards step 3 to; If certain radio station receives short message from the CDMA mobile module, and indicate by this radio station and send to Ad Hoc network, perhaps receive the SMS business from the ultrashort wave radio set digital signal processing module; And indicate by this radio station and send to cell phone network; Then be the gateway radio station, at this moment, forward step 4 to.In these three kinds of radio station, the gateway radio station must be the ultrashort wave radio set with CDMA cell-phone function, and other radio station can not possess the CDMA cell-phone function.Three kinds of radio station types are not changeless, when the gateway radio station moves to the zone that does not have mobile phone signal, with the status of losing the gateway radio station automatically.Any one user can the transmit-receive mobile phone short message in the net, becomes the user side radio station.
Step 2, as shown in Figure 4 when SMS is sent in the radio station request, can receive mobile phone signal if the radio station is current, directly sends through the CDMA mobile module; Can't receive mobile phone signal if the radio station is current, then transmit through the gateway radio station.Target radio station (being a certain radio station of the destination address of SMS for this node) receives SMS from ultrashort wave radio set digital signal processing module or CDMA mobile module; Then be sent to the output of Man Machine Interface module, and transmission is replied to the respective gateway radio station.
The concrete steps of transmitting through the gateway radio station in the step 2 are:
Step 21, at first search the gateway radio station through searching table of gateway information; As there being the radio station node can serve as the gateway radio station between Ad Hoc network and the cdma mobile communication net in the table of gateway information; The SMS that then will send is encapsulated in the ultrashort wave radio set message (being the DSR message), mails to the gateway radio station; As there not being the gateway radio station in the table of gateway information, then the whole network broadcast gateway request is replied if obtain gateway, then short message is mail to gateway node, upgrades table of gateway information simultaneously, replys and then notifies the user mobile phone short message to send failure as not obtaining gateway.When in Ad Hoc network, sending SMS, the discovery of route and selection are realized by the DSR agreement.
Preferably; The renewal of table of gateway information is specially in the step 21: if a certain radio station receives gateway requests from the ultrashort wave radio set digital signal processing module; And cell phone network can be inserted in this radio station; Then returning the gateway bulletin, is destination address with gateway requests transmit leg radio station physical address, and announcing this radio station is the gateway radio station; If a certain radio station to the mobile phone signal zone is arranged, will be sent the gateway bulletin from no mobile phone signal regional movement, announcing this radio station is the gateway radio station, wherein announces type and is preferably the data that flood; If the gateway bulletin will be sent from the mobile phone signal regional movement being arranged to no mobile phone signal zone in certain radio station, announcing this radio station no longer is the gateway radio station, wherein announces type and is preferably the data that flood.
After mobile phone short message in step 22, the step 21 sends, start the timer wait acknowledge, wherein the wait acknowledge time is calculated by current Ad Hoc network topology structure and time slot allocation situation and obtains; After wait for finishing, as do not receive that the gateway radio station replys, at first start route requests, obtain to resend SMS after the new route according to the DSR agreement; As retransmit three times, do not receive yet and reply that notice user mobile phone short message sends failure; As wait for the negative response of receiving the gateway radio station before the end, and then the gateway radio station is sought in the request of the whole network broadcast gateway again, and wherein gateway requests is the data that flood; As wait for the affirmative acknowledgement of receiving the gateway radio station before the end, then notify the user mobile phone short message to send successfully.
If a certain radio station of step 3 receives SMS through the ultrashort wave radio set digital signal processing module; But destination address is not this radio station (being that this radio station is the professional transposer station of SMS); Then, message is mail to next radio station node according to the routed path in the DSR message; If a certain radio station receives the gateway bulletin from the ultrashort wave radio set digital signal processing module, but destination node is not this radio station, then upgrades table of gateway information, according to the routed path in the DSR message, the next node whether decision E-Packets and E-Packet.
If receiving SMS and indicate by this radio station from the ultrashort wave radio set digital signal processing module, a certain radio station of step 4 sends to mobile communications network; After then from the DSR message, obtaining the SMS of need sending and adding target radio station physical address (being the mac address), send to the CDMA mobile module; Send failure if the CDMA mobile module returns, then send negative response, send successfully, then send affirmative acknowledgement to SMS transmit leg radio station if the CDMA mobile module returns to SMS transmit leg radio station.The literal that the short message that the cellphone subscriber receives begins part is the mac address of actual sending station, like the needs answer short message, need begin part in short message and add the sign identical with receiving short message.If a certain radio station receives short message from the CDMA mobile module, and indicate by this radio station and send to another radio station in the Ad Hoc network, then SMS is forwarded to the target radio station through Ad Hoc network.
In the step 4 be through concrete steps through Ad Hoc forwarded SMS:
Step 41, as shown in Figure 5; If a certain radio station receives SMS from the CDMA mobile module; And wherein contained target radio station physical address is not this machine physical address, then searches the ARP table through target radio station physical address and obtains corresponding IP address, according to the DSR agreement SMS is encapsulated in then and sends to the target radio station in the DSR message; As not having respective record in the ARP table, abandon SMS.
After SMS in step 42, the step 41 is sent, start the timer wait acknowledge, wherein the wait acknowledge time is calculated by current Ad Hoc network topology structure and time slot allocation situation and obtains; After wait for finishing, as do not receive that the target radio station replys, at first start route requests according to the DSR agreement; Resend SMS then; Resend and be specially: as resend twice, do not receive yet and reply, then the buffer memory short message is waited for 20 minutes and is sent; As resend still failure for the third time, then abandon short message.
Can find out that from above elaboration the present invention can add cdma mobile communication net and ultrashort wave radio set net simultaneously, can serve as the gateway device between two nets, reliable, the portable realization short message service of ability, function is very abundant, and is convenient for users.
Need to prove; Be that example is set forth only below, but those of ordinary skills should predict for WCDMA, CDMA2000 and TD-SCDMA in second generation mobile communication standard GSM and the 3G (Third Generation) Moblie standard and also are suitable for second generation mobile communication standard CDMA.Simultaneously, more than be that example is set forth only with the backpack ultrashort wave radio set, but those of ordinary skills should predict for other various ultrashort wave radio sets, and even short-wave radio set, all applicable.
Described above be merely a kind of preferred embodiment of the present invention; Those of ordinary skills can be under the situation that does not break away from inventive concept; The foregoing description is made various modifications or variation; Thereby protection scope of the present invention do not limit by the foregoing description, and should be the maximum magnitude that meets the inventive features that claims mention.
Claims (5)
1. the ultrashort wave radio set that has cell-phone function is realized the method for short message service; Said ultrashort wave radio set with cell-phone function comprises power module that is used to supply power and Man Machine Interface module, master control module, ultrashort wave radio set digital signal processing module, the ultrashort wave radio set analog module that connects successively, also comprises the mobile module that is connected with the master control module; Said master control module is used to handle the signal from Man Machine Interface module, mobile module and ultrashort wave radio set digital signal processing module; And be used for the data business is carried out the multi-hop forwarding in the ultrashort wave radio set net; Also be used for the voice business and in telephone network, carry out a redirect and send out, it is characterized in that may further comprise the steps:
Step 1, at first each radio station node carries out synchronous network, sets up Ad Hoc network, and the data slot mean allocation is given each radio station node; Mobile module reports the master control module from the networking of line search base station signal and with the networking result simultaneously;
Step 2, when SMS is sent in the radio station request, can receive mobile phone signal if the radio station is current, directly send through mobile module; Can't receive mobile phone signal if the radio station is current; Then transmit through the gateway radio station; When the target radio station receives SMS from ultrashort wave radio set digital signal processing module or mobile module, then be sent to the output of Man Machine Interface module, and transmission is replied to the respective gateway radio station;
If a certain radio station of step 3 receives SMS through the ultrashort wave radio set digital signal processing module, but destination address be not this radio station then according to the routed path in the DSR message, message is mail to next radio station node; If a certain radio station receives the gateway bulletin from the ultrashort wave radio set digital signal processing module, but destination node is not this radio station, then upgrades table of gateway information, according to the routed path in the DSR message, the next node whether decision E-Packets and E-Packet;
If receiving SMS and indicate by this radio station from the ultrashort wave radio set digital signal processing module, a certain radio station of step 4 sends to mobile communications network; After then from the DSR message, obtaining the SMS of need sending and adding target radio station physical address; Send to mobile module, send failure, then send negative response to SMS transmit leg radio station if mobile module returns; Send successfully if mobile module returns, then send affirmative acknowledgement to SMS transmit leg radio station; If a certain radio station receives short message from the CDMA mobile module, and indicate by this radio station and send to another radio station in the Ad Hoc network, then SMS is forwarded to the target radio station through Ad Hoc network.
2. the ultrashort wave radio set with cell-phone function according to claim 1 is realized the method for short message service, it is characterized in that the concrete steps of transmitting through the gateway radio station in the step 2 are:
Step 21, at first search the gateway radio station through searching table of gateway information; As there being the radio station node can serve as the gateway radio station between Ad Hoc network and the mobile radio communication in the table of gateway information; The SMS that then will send is encapsulated in the ultrashort wave radio set message, mails to the gateway radio station; As there not being the gateway radio station in the table of gateway information, then the whole network broadcast gateway request is replied if obtain gateway, then short message is mail to gateway node, upgrades table of gateway information simultaneously, replys and then notifies the user mobile phone short message to send failure as not obtaining gateway;
After mobile phone short message in step 22, the step 21 sends, start the timer wait acknowledge, wherein the wait acknowledge time is calculated by current Ad Hoc network topology structure and time slot allocation situation and obtains; After wait for finishing, as do not receive that the gateway radio station replys, at first start route requests, obtain to resend SMS after the new route according to the DSR agreement; As retransmit three times, do not receive yet and reply that notice user mobile phone short message sends failure; As wait for the negative response of receiving the gateway radio station before the end, then the gateway radio station is sought in the request of the whole network broadcast gateway again; As wait for the affirmative acknowledgement of receiving the gateway radio station before the end, then notify the user mobile phone short message to send successfully.
3. the ultrashort wave radio set with cell-phone function according to claim 2 is realized the method for short message service; It is characterized in that the renewal of table of gateway information is specially in the step 21: if a certain radio station receives gateway requests from the ultrashort wave radio set digital signal processing module; And cell phone network can be inserted in this radio station; Then returning the gateway bulletin, is destination address with gateway requests transmit leg radio station physical address, and announcing this radio station is the gateway radio station; If a certain radio station to the mobile phone signal zone is arranged, will be sent the gateway bulletin from no mobile phone signal regional movement, announcing this radio station is the gateway radio station; If the gateway bulletin will be sent from the mobile phone signal regional movement being arranged to no mobile phone signal zone in certain radio station, announcing this radio station no longer is the gateway radio station.
4. the ultrashort wave radio set with cell-phone function according to claim 1 is realized the method for short message service, it is characterized in that the concrete steps through Ad Hoc forwarded SMS are in the step 4:
If a certain radio station of step 41 receives SMS from mobile module; And wherein contained target radio station physical address is not this machine physical address; Then search the ARP table and obtain corresponding IP address through target radio station physical address; According to the DSR agreement SMS is encapsulated in then and sends to the target radio station in the DSR message,, abandon SMS as not having respective record in the ARP table;
After SMS in step 42, the step 41 is sent, start the timer wait acknowledge, wherein the wait acknowledge time is calculated by current Ad Hoc network topology structure and time slot allocation situation and obtains; After wait for finishing, as do not receive that the target radio station replys, at first start route requests, resend SMS then according to the DSR agreement.
5. the ultrashort wave radio set with cell-phone function according to claim 4 is realized the method for short message service; It is characterized in that resending in the step 42 and be specially: as resend twice; Do not receive yet and reply; Then the buffer memory short message is waited for 20 minutes and is sent, as resending still failure for the third time, then abandons short message.
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| CN102447488B (en) * | 2011-12-31 | 2014-04-23 | 陕西烽火通信技术有限公司 | Message transmission system and message transmission method for ships |
| CN103117827B (en) * | 2012-12-31 | 2015-04-22 | 熊猫电子集团有限公司 | Method for achieving short-wave radio station dialing number transmission |
| CN103391146A (en) * | 2013-07-30 | 2013-11-13 | 苏州东奇信息科技股份有限公司 | Marine communication platform based on shortwave digital broadcast |
| CN106028396B (en) * | 2016-05-04 | 2019-07-05 | 重庆金美通信有限责任公司 | A kind of information dispensing method of ultrashort wave radio set net |
| CN106792610B (en) * | 2016-12-19 | 2019-08-23 | 中国人民解放军国防信息学院 | A kind of shortwave wireless cooperation method |
| CN106657360A (en) * | 2016-12-30 | 2017-05-10 | 曙光信息产业(北京)有限公司 | Synchronization method and system for NIS servers under Linux system |
| CN109639298B (en) * | 2018-12-26 | 2020-12-18 | 西安烽火电子科技有限责任公司 | Real-time frequency management system of mobile radio station |
| CN111478924B (en) * | 2020-05-09 | 2022-05-24 | 西安烽火电子科技有限责任公司 | Multi-hop relay voice communication method for ultrashort wave radio station |
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